Do NOW 9/22/20 Math 7: Circles

Last updated over 5 years ago

3 questions

Note from the author:

rhino

1

Last updated over 5 years ago

3 questions

Note from the author:

rhino

1

What is the area of a circle with diameter of 81 cm? Use 3.14 to approximate π. Show all steps!!

12π cm

24π cm

6π cm

75.36 cm

What is the formula for circumference of a circle?

What is the circumference of a circle with radius of 12cm.  Leave your answer in terms of π

12π cm

24π cm

6π cm

75.36 cm